[ceph-users] RGW Dedicated clusters vs Shared (RBD, RGW) clusters

2021-07-08 Thread gustavo panizzo
Hello I have some experience with RBD clusters (for use with KVM/libvirt) but now I'm building my first cluster to use with RGW. The RGW cluster size will be around 70T RAW, current RBD cluster(s) are in similar (or smaller) size. I'll be deploying Octopus Since most of the tunning is pretty di

[ceph-users] Re: RGW Dedicated clusters vs Shared (RBD, RGW) clusters

2021-07-09 Thread gustavo panizzo
goes k Sent from my iPhone On 8 Jul 2021, at 14:17, gustavo panizzo wrote: Hello I have some experience with RBD clusters (for use with KVM/libvirt) but now I'm building my first cluster to use with RGW. The RGW cluster size will be around 70T RAW, current RBD cluster(s) are in simila

[ceph-users] Leader election, how to notice it?

2021-10-03 Thread gustavo panizzo
hello I have an application that talks to ceph's control plane, I can only run a single copy of it.  Instead of setting up pacemaker or similar I'd like to only run the application in the same machine as the leader Mon. At start of the application I can detect who's the leader, but if the leade

[ceph-users] Re: Consul as load balancer

2021-10-24 Thread gustavo panizzo
Hi On Tue, Oct 06, 2020 at 06:36:43AM +, Szabo, Istvan (Agoda) wrote: Hi, Is there anybody tried consul as a load balancer? I'm doing it, works fine. Users connect to the .consul fqdn the only downside of consul comparing to a "real" LB is that you cannot set weights for individual backe

[ceph-users] mismatch between min-compat-client and connected clients

2021-10-24 Thread gustavo panizzo
hello in a cluster running octopus, i've set the upmap balancer; in order to do so i had to set the set-require-min-compat-client flag to luminous however i can still mount my cephfs exports using old kernels (3.10.0-1160.el7) and more surprisingly clients appear in ceph features as jewel clie